| Directory listing management

### ticalcs_dirlist_destroy

TIEXPORT3 void TICALL ticalcs_dirlist_destroy(GNode** tree)

Destroy the whole tree create by #ticalcs_calc_get_dirlist.

tree : | the tree to destroy.
Return value : | none.

### ticalcs_dirlist_display

TIEXPORT3 void TICALL ticalcs_dirlist_display(GNode* tree)

Display to stdout the tree content formatted in a tab.

tree : | the tree to display.
Return value : | none.

### ticalcs_dirlist_ve_exist

TIEXPORT3 VarEntry *TICALL ticalcs_dirlist_ve_exist(GNode* tree, VarEntry *s)

Parse the tree for the given varname & folder or appname.

tree : | the tree to parse.
s : | the full name of the variable or application to search for.
Return value : | a pointer on the #VarEntry found or NULL if not found.

### ticalcs_dirlist_ve_count

TIEXPORT3 int TICALL ticalcs_dirlist_ve_count(GNode* tree)

Count how many entries (vars or apps) are listed in the tree.

tree : | a tree (var or app).
Return value : | the number of entries.

### ticalcs_dirlist_ram_used

TIEXPORT3 int TICALL ticalcs_dirlist_ram_used(GNode* tree)

Count how much memory is used by variables listed in the tree.

tree : | a tree (var only).
Return value : | size of all variables in bytes.

### ticalcs_dirlist_flash_used

TIEXPORT3 int TICALL ticalcs_dirlist_flash_used(GNode* vars, GNode* apps)

Count how much memory is used by archived variables and apps listed in the trees.

tree : | a tree (app only).
Return value : | size of all FLASH in bytes.

### ticalcs_dirlist_ve_add

TIEXPORT3 void TICALL ticalcs_dirlist_ve_add(GNode* tree, VarEntry *entry)

Add an entry into the main tree (if it doesn't exist yet).

tree : | source tree.
entry : | entry to add.
Return value : | none.

### ticalcs_dirlist_ve_del

TIEXPORT3 void TICALL ticalcs_dirlist_ve_del(GNode* tree, VarEntry *entry)

Remove an entry into the main tree (if it doesn't exist yet).

tree : | source tree.
entry : | entry to remove.
Return value : | none.

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